2011 Samsung Securities Cup

The 2011 Samsung Securities Cup was a professional tennis tournament played on hard courts. It was the 12th edition and the 1st edition of the tournament which was part of the 2011 ATP Challenger Tour and the 2011 ITF Women's Circuit. It took place in Seoul, South Korea between 17 and 23 October 2011.

Seeds

 * 1 Rankings are as of October 10, 2011.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇰🇷 Cho Soong-jae
 * 🇰🇷 Chung Hong
 * 🇰🇷 Nam Ji-sung
 * 🇰🇷 Song Min-kyu

The following players received entry from the qualifying draw:
 * 🇰🇷 Jeong Suk-young
 * 🇺🇸 David Martin
 * 🇯🇵 Toshihide Matsui
 * 🇰🇷 Na Jung-woong

Seeds

 * 1 Rankings are as of October 10, 2011.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇰🇷 Choi Ji-hee
 * 🇰🇷 Ham Mi-rae
 * 🇰🇷 Lee Se-jin
 * 🇰🇷 Lee So-ra

The following players received entry from the qualifying draw:
 * Chen Yi
 * 🇰🇷 Kang Seo-kyung
 * 🇰🇷 Kim Ji-young
 * 🇰🇷 Kim Ju-eun
 * 🇯🇵 Mai Minokoshi
 * 🇰🇷 Yea Hyojung
 * 🇨🇳 Yuan Yue
 * 🇨🇳 Zhang Yuxuan

Men's singles
Lu Yen-hsun def. Jimmy Wang, 7–5, 6–3

Women's singles
Hsieh Su-wei def. 🇯🇵 Yurika Sema, 6–1, 6–0

Men's doubles
🇹🇭 Sanchai Ratiwatana / 🇹🇭 Sonchat Ratiwatana def. 🇮🇳 Purav Raja / 🇮🇳 Divij Sharan, 6–4, 7–6(7–3)

Women's doubles
🇰🇷 Kang Seo-kyung / 🇰🇷 Kim Na-ri def. 🇰🇷 Kim Ji-young / 🇰🇷 Yoo Mi, 5–7, 6–1, [10–7]